7-Day Zone Forecast for Lower Columbia Basin of Washington (Text-Only)
NWS Forecast for: Lower Columbia Basin of Washington
Issued by: National Weather Service Pendleton, OR
Last Update: 818 PM PDT Sun Aug 23 2026


Rest Of Tonight: Mostly clear. Patchy smoke in the evening, then areas of smoke overnight. Lows in the mid to upper 50s. West wind 5 to 10 mph in the evening, becoming light.

Monday: Sunny. Areas of smoke in the morning, then patchy smoke in the afternoon. Highs in the upper 80s to lower 90s. Light wind, becoming northeast 5 to 10 mph in the afternoon.

Monday Night: Mostly clear. Patchy smoke. Lows in the upper 50s to lower 60s. North wind 5 to 10 mph.

Tuesday: Sunny. Patchy smoke. Highs in the 90s. Light wind.

Tuesday Night: Mostly clear. Lows in the upper 50s to lower 60s. Light wind.

Wednesday And Wednesday Night: Mostly clear. Highs in the lower to mid 90s. Lows in the upper 50s to mid 60s.

Thursday Through Friday Night: Mostly clear. Highs in the 80s. Lows in the lower 50s to lower 60s.

Saturday Through Sunday: Mostly clear. Highs in the upper 70s to lower 80s. Lows in the upper 40s to mid 50s.







Zone Forecast: Lower Columbia Basin of Washington

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